If you find it dissatisfactory , we can take it back .
如果(你们)发现不满意，可以退货。
A piquant ghost is dissatisfactory to this .
班上一个调皮鬼对此并不满足。
If you find the product dissatisfactory , we can take it back .
如果对本产品不满幸，可以退货。
It is hard for teachers to draw the molecular structure and complex reactive process during making the courseware of biochemistry , but the drawing results are often dissatisfactory .
